Metric M6 wakeboard bolt set for use with the new M6 Metric inserts. Wakeboard companies such as Liquid Force, Ronix, CWB, Hyperlite, Byerly and others have moved to Metric inserts. Do not use the incorrect hardware on your metric wakeboard. These are M6 stainless steel M6 pan head bolts. Measure your current hardware to make sure you are getting the correct length bolts for your wakeboard.